Tiny Bootstrap Elements is the perfect tool for WordPress to add Bootstrap elements to your pages.

Can be used with any WordPress theme : if your theme is based on Bootstrap, just check option to use your theme in WordPress editor.
Otherwise, you can add default or custom Bootstrap css, including only needed elements.
Each element on Tiny Bootstrap Elements toolbar can be toggled individually.

Each element is customizable with usual Bootstrap options. Total Font Awesome support.

Use your own Bootstrap css, wich will be directly rendered either in your public pages, WordPress editor and plugin visual editors.